[Repeatability of spirometryï¢s expiratory flows]. / Repetitividad de los flujos espiratorios de la espirometría.
Rev Med Inst Mex Seguro Soc
; 62(1): 1-9, 2024 Jan 08.
Article
em Es
| MEDLINE
| ID: mdl-39110813
ABSTRACT
Background:
The quality of the spirometry is estimated with criteria of acceptability and repeatability. The repeatability criteria accepted by consensus is < 0.150 L.Objective:
To know the repeatability in quality A spirometry. Material andmethods:
Analytical cross-sectional design. The demographic variables and the 3 best spirometry curves with normal, suggestive of restriction and bronchial obstruction profiles were obtained from consecutive subjects of both genders from 18 to 80 years of age. The repeatability was analyzed with the mean difference (bias) and the intraclass correlation coefficient.Results:
630 curves from 210 subjects were accepted. Group age 60 ± 15 years. Female predominance 113 (53.8%), occupation domestic services 61 (29%), and diagnosed with chronic obstructive pulmonary disease 70 (33.4%). The differences in the curves were < 0.150 L. The mean difference (bias) and the intraclass correlation coefficient (95% confidence interval, 95% CI) of the forced expiratory volume in the first second were 1 vs. 2 maneuver -0.01 (0.13, -0.14), 0.997 (95% CI 0.996, 0.998); 2 vs. 3 maneuver 0.00 (0.13, -0.13), 0.997 (95% CI 0.996, 0.998), and maneuver 1 vs. 3 -0.00 (0.16, -0.17), 0.995 (95% CI 0.994, 0.996). Forced vital capacity 1 vs. 2 maneuver -0.01 (0.17, -0.18), 0.996 (95% CI 0.995, 0.997); 2 vs. 3 maneuver 0.01 (0.17, -0.16), 0.997 (95% CI 0.0.996, 0.998), and maneuver 1 vs. 3 -0.00 (0.18, -0.19), 0.996 (95% CI 0.995, 0.997).Conclusion:
The repeatability obtained in spirometry with quality A validates the use of the repeatability criterion of 0.150 L.RESUMEN
Introducción:
la calidad de la espirometría se estima con criterios de aceptabilidad y repetitividad. La repetitividad aceptada por consenso es < 0.150 L.Objetivo:
conocer la repetitividad en espirometrías de calidad A. Material ymétodos:
diseño transversal analítico. Se obtuvieron las variables demográficas y las 3 mejores curvas de espirometría con perfil normal, que sugiriera restricción y obstrucción bronquial de sujetos consecutivos de ambos géneros de 18 a 80 años. La repetitividad se analizó con la diferencia de medias (sesgo) y el coeficiente de correlación intraclase.Resultados:
se aceptaron 630 curvas de 210 sujetos. Edad grupal 60 ± 15 años. Predominio femenino 113 (53.8%), ocupación servicios domésticos 61 (29%) y con enfermedad pulmonar obstructiva crónica 70 (33.4%). Las diferencias en las curvas fueron < 0.150 L. Las diferencias medias (sesgo) y el coeficiente de correlación intraclase (intervalo de confianza al 95%, IC 95%) del volumen espiratorio forzado en el primer segundo fueron maniobra 1 frente a 2 −0.01 (0.13, −0.14), 0.997 (IC 95% 0.996, 0.998); maniobra 2 frente a 3 0.00 (0.13, −0.13), 0.997 (IC 95% 0.996, 0.998), y maniobra 1 frente a 3 −0.00 (0.16, −0.17), 0.995 (IC 95% 0.994, 0.996). La capacidad vital forzada maniobra 1 frente a 2 −0.01 (0.17, −0.18), 0.996 (IC 95% 0.995, 0.997); maniobra 2 frente a 3 0.01 (0.17, −0.16), 0.997 (IC 95% 0.0.996, 0.998), y maniobra 1 frente a 3 −0.00 (0.18, −0.19), 0.996 (IC 95% 0.995, 0.997).Conclusión:
la repetitividad obtenida en espirometrías con calidad A valida el uso del criterio de repetitividad de 0.150 L.Palavras-chave
Texto completo:
1
Coleções:
01-internacional
Base de dados:
MEDLINE
Assunto principal:
Espirometria
Limite:
Adolescent
/
Adult
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Aged
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Aged80
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Female
/
Humans
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Male
/
Middle aged
Idioma:
Es
Revista:
Rev Med Inst Mex Seguro Soc
Assunto da revista:
MEDICINA
/
MEDICINA SOCIAL
Ano de publicação:
2024
Tipo de documento:
Article
País de publicação:
México